World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
96
Citations
43440
World Ranking
9527
National Ranking
4911

Psychology

D-Index
97
Citations
43845
World Ranking
697
National Ranking
438

Scott P. Orr publication distribution in Psychology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Psychology in 2026. The highlighted bar marks where Scott P. Orr sits on this spectrum.

31–40 publications: 6 scientists 41–50 publications: 52 scientists 51–60 publications: 138 scientists 61–70 publications: 299 scientists 71–80 publications: 461 scientists 81–90 publications: 605 scientists 91–100 publications: 713 scientists 101–110 publications: 736 scientists 111–120 publications: 686 scientists 121–130 publications: 670 scientists 131–140 publications: 644 scientists 141–150 publications: 597 scientists 151–160 publications: 576 scientists 161–170 publications: 477 scientists 171–180 publications: 450 scientists 181–190 publications: 397 scientists 191–200 publications: 343 scientists 201–210 publications: 328 scientists 211–220 publications: 313 scientists 221–230 publications: 283 scientists 231–240 publications: 226 scientists 241–250 publications: 196 scientists 251–260 publications: 201 scientists 261–270 publications: 171 scientists 271–280 publications: 151 scientists 281–290 publications: 139 scientists 291–300 publications: 113 scientists 301–310 publications: 102 scientists 311–320 publications: 100 scientists 321–330 publications: 76 scientists 331–340 publications: 92 scientists 341–350 publications: 85 scientists 351–360 publications: 69 scientists 361–370 publications: 71 scientists 371–380 publications: 63 scientists 381–390 publications: 58 scientists 391–400 publications: 57 scientists 401–410 publications: 43 scientists 411–420 publications: 33 scientists 421–430 publications: 50 scientists 431–440 publications: 41 scientists 441–450 publications: 32 scientists 451–460 publications: 27 scientists 461–470 publications: 28 scientists 471–480 publications: 25 scientists 481–490 publications: 28 scientists 491–500 publications: 20 scientists 501–510 publications: 23 scientists 511–520 publications: 26 scientists 521–530 publications: 17 scientists 531–540 publications: 21 scientists 541–550 publications: 14 scientists 551–560 publications: 16 scientists 561–570 publications: 10 scientists 571–580 publications: 22 scientists 581–590 publications: 9 scientists 591–600 publications: 14 scientists 601–610 publications: 9 scientists 611–620 publications: 11 scientists 621–630 publications: 4 scientists 631–640 publications: 7 scientists 641–650 publications: 5 scientists 651–660 publications: 10 scientists 661–670 publications: 8 scientists 671–680 publications: 8 scientists 681–690 publications: 4 scientists 691–700 publications: 3 scientists 701–704 publications: 4 scientists 705+ publications: 100 scientists
31 publications 705+

This scientist: 234 publications — 78th percentile

78% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 705 publications or more.

Scott P. Orr D-index placement in Psychology in 2026

The chart shows the D-index (discipline H-index) distribution of Psychology scientists ranked by Research.com in 2026. The highlighted bar marks where Scott P. Orr sits on this spectrum.

30–31 D-Index: 398 scientists 32–33 D-Index: 702 scientists 34–35 D-Index: 671 scientists 36–37 D-Index: 659 scientists 38–39 D-Index: 641 scientists 40–41 D-Index: 671 scientists 42–43 D-Index: 617 scientists 44–45 D-Index: 558 scientists 46–47 D-Index: 495 scientists 48–49 D-Index: 487 scientists 50–51 D-Index: 445 scientists 52–53 D-Index: 390 scientists 54–55 D-Index: 408 scientists 56–57 D-Index: 345 scientists 58–59 D-Index: 325 scientists 60–61 D-Index: 321 scientists 62–63 D-Index: 248 scientists 64–65 D-Index: 290 scientists 66–67 D-Index: 218 scientists 68–69 D-Index: 219 scientists 70–71 D-Index: 215 scientists 72–73 D-Index: 183 scientists 74–75 D-Index: 169 scientists 76–77 D-Index: 132 scientists 78–79 D-Index: 137 scientists 80–81 D-Index: 120 scientists 82–83 D-Index: 112 scientists 84–85 D-Index: 86 scientists 86–87 D-Index: 101 scientists 88–89 D-Index: 83 scientists 90–91 D-Index: 77 scientists 92–93 D-Index: 70 scientists 94–95 D-Index: 78 scientists 96–97 D-Index: 58 scientists 98–99 D-Index: 53 scientists 100–101 D-Index: 57 scientists 102–103 D-Index: 48 scientists 104–105 D-Index: 53 scientists 106–107 D-Index: 46 scientists 108–109 D-Index: 24 scientists 110–111 D-Index: 35 scientists 112–113 D-Index: 27 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 31 scientists 118–119 D-Index: 22 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 24 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 11 scientists 128–129 D-Index: 19 scientists 130–131 D-Index: 10 scientists 132–133 D-Index: 16 scientists 134–135 D-Index: 10 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 5 scientists 142–143 D-Index: 12 scientists 144+ D-Index: 98 scientists
30 D-Index 144+

This scientist: 97 D-Index — 94th percentile

94% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 144 D-Index or more.

Overview

Scott P. Orr is affiliated with Harvard University in the United States. Their research spans across psychology, neuroscience, and medicine, with particular focus on cognitive neuroscience, clinical psychology, and experimental and cognitive psychology. They also have notable work in behavioral neuroscience and complementary and alternative medicine.

The scientist's research addresses several main topics, including memory and neural mechanisms, stress responses and cortisol, posttraumatic stress disorder (PTSD) research, sleep and wakefulness research, sleep and related disorders, anxiety, depression, psychometrics, treatment, cognitive processes, and acupuncture treatment studies.

Recent papers authored or co-authored by Scott P. Orr include:

  • Randomized controlled experimental study of hydrocortisone and D-cycloserine effects on fear extinction in PTSD, 2021, Neuropsychopharmacology
  • Associations between PTSD-Related extinction retention deficits in women and plasma steroids that modulate brain GABAA and NMDA receptor activity, 2020, Neurobiology of Stress
  • Characterizing the analgesic effects of real and imagined acupuncture using functional and structure MRI, 2020, NeuroImage
  • Hippocampal circuits underlie improvements in self-reported anxiety following mindfulness training, 2020, Brain and Behavior
  • Autonomic activity, posttraumatic and nontraumatic nightmares, and PTSD after trauma exposure, 2021, Psychological Medicine

Scott P. Orr frequently collaborates with several other researchers, including Natasha B. Lasko, Edward F. Pace-Schott, Roger K. Pitman, Jian Kong, and Augustus Kram Mendelsohn.

Their work is often published in specialized venues, with multiple publications appearing in:

  • Psychological Medicine
  • American Journal of Obstetrics and Gynecology
  • Biological Psychiatry
  • Journal of Psychiatric Research
  • Journal of Neuropsychiatry

Overall, the research contributions of Scott P. Orr encompass experimental and clinical approaches to understanding psychological and neurological conditions, with an emphasis on PTSD, anxiety, memory, and treatments involving both pharmacological and alternative modalities.

Best Publications

  • Smaller hippocampal volume predicts pathologic vulnerability to psychological trauma

    Mark Gilbertson;Martha Elizabeth Shenton;Martha Elizabeth Shenton;Martha Elizabeth Shenton;Aleksandra Ciszewski;Kiyoto Kasai

  • Biological studies of post-traumatic stress disorder

    Roger K. Pitman;Ann M. Rasmusson;Ann M. Rasmusson;Karestan C. Koenen;Lisa M. Shin;Lisa M. Shin

  • Neurobiological basis of failure to recall extinction memory in posttraumatic stress disorder.

    Mohammed R. Milad;Roger K. Pitman;Cameron B. Ellis;Andrea L. Gold

  • A symptom provocation study of posttraumatic stress disorder using positron emission tomography and script-driven imagery

    S L Rauch;B A van der Kolk;R E Fisler;N M Alpert

  • Prospective Study of Posttraumatic Stress Disorder and Depression Following Trauma

    Arieh Y. Shalev;Sara Freedman;Tuvia Peri;Dalia Brandes

  • Exaggerated amygdala response to masked facial stimuli in posttraumatic stress disorder: a functional MRI study.

    Scott L Rauch;Paul J Whalen;Lisa M Shin;Lisa M Shin;Sean C McInerney

  • Recall of fear extinction in humans activates the ventromedial prefrontal cortex and hippocampus in concert.

    Mohammed R. Milad;Christopher I. Wright;Christopher I. Wright;Scott P. Orr;Scott P. Orr;Roger K. Pitman

  • Pilot study of secondary prevention of posttraumatic stress disorder with propranolol

    Roger K. Pitman;Kathy M. Sanders;Randall M. Zusman;Anna R. Healy

  • Magnetic resonance imaging study of hippocampal volume in chronic, combat-related posttraumatic stress disorder.

    Tamara V. Gurvits;Martha Elizabeth Shenton;Martha Elizabeth Shenton;Hiroto Hokama;Hiroto Hokama;Hirokazu Ohta;Hirokazu Ohta

  • A functional magnetic resonance imaging study of amygdala and medial prefrontal cortex responses to overtly presented fearful faces in posttraumatic stress disorder.

    Lisa M. Shin;Christopher I. Wright;Paul A. Cannistraro;Michelle M. Wedig

  • Regional Cerebral Blood Flow in the Amygdala and Medial Prefrontal Cortex During Traumatic Imagery in Male and Female Vietnam Veterans With PTSD

    Lisa M. Shin;Scott P. Orr;Margaret A. Carson;Scott L. Rauch

  • Psychophysiologic assessment of posttraumatic stress disorder imagery in Vietnam combat veterans.

    Roger K. Pitman;Scott P. Orr;Dennis F. Forgue;Jacob B. de Jong

  • Regional cerebral blood flow during script-driven imagery in childhood sexual abuse-related PTSD: A PET investigation.

    Lisa M. Shin;Richard J. McNally;Stephen M. Kosslyn;William L. Thompson

  • An fMRI study of anterior cingulate function in posttraumatic stress disorder

    Lisa M Shin;Lisa M Shin;Paul J Whalen;Roger K Pitman;George Bush

  • De novo conditioning in trauma-exposed individuals with and without posttraumatic stress disorder

    Scott P. Orr;Linda J. Metzger;Natasha B. Lasko;Michael L. Macklin

  • Effect of post-retrieval propranolol on psychophysiologic responding during subsequent script-driven traumatic imagery in post-traumatic stress disorder.

    Alain Brunet;Scott P. Orr;Scott P. Orr;Jacques Tremblay;Kate Robertson

  • A Prospective Study of Heart Rate Response Following Trauma and the Subsequent Development of Posttraumatic Stress Disorder

    Arieh Y. Shalev;Tali Sahar;Sara Freedman;Tuvia Peri

  • Presence and acquired origin of reduced recall for fear extinction in PTSD: Results of a twin study

    Mohammed R. Milad;Scott P. Orr;Scott P. Orr;Natasha B. Lasko;Yuchiao Chang

  • A Role for the Human Dorsal Anterior Cingulate Cortex in Fear Expression

    Mohammed R. Milad;Gregory J. Quirk;Roger K. Pitman;Scott P. Orr;Scott P. Orr

  • Thickness of ventromedial prefrontal cortex in humans is correlated with extinction memory

    Mohammed R. Milad;Brian T. Quinn;Roger K. Pitman;Scott P. Orr

  • Lower precombat intelligence is a risk factor for posttraumatic stress disorder.

    Michael L. Macklin;Linda J. Metzger;Brett T. Litz;Richard J. McNally

Frequent Co-Authors

Roger K. Pitman
Roger K. Pitman Harvard University
Natasha B. Lasko
Natasha B. Lasko Harvard University
Michael L. Macklin
Michael L. Macklin Veterans Health Administration
Scott L. Rauch
Scott L. Rauch McLean Hospital
Mohammed R. Milad
Mohammed R. Milad New York University
Mohammed R Milad
Mohammed R Milad The University of Texas Health Science Center at Houston
Lisa M. Shin
Lisa M. Shin Tufts University
Suzanne L. Pineles
Suzanne L. Pineles Boston University
Arieh Y. Shalev
Arieh Y. Shalev New York University
Edward F. Pace-Schott
Edward F. Pace-Schott Harvard University

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